First slide

Respiratory Organs

Question

Which one of the following groups of three animals is correctly matched with their respiratory organs?

Moderate

A

Shark, snail, scorpion - Gills
B

Earthworm, tapeworm, silkworm - General body surface
C

Earthworm, frog, cockroach - Skin
D

Crocodile, crow, cat - Lungs

Solution

Reptiles (e.g. crocodile), birds (e.g. crow) and mammals (e.g. cat) respire through lungs.
Scorpion – book lungs
Silkworm – tracheae
Cockroach – tracheae

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